<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>坐标转换</title>
    <script src='../lib/proj4/proj4.js'></script>
    <script src='../lib/ol6.4.3/ol.js'></script>
    <script src="src/coordinate-transformation.js"></script>
</head>
<body>
</body>
</html>